X-Git-Url: https://mattmccutchen.net/rsync/rsync.git/blobdiff_plain/b35d0d8e9ae9c5407c9f781b545f8a66b9caa9d0..8e41b68e8f975c02a5d9281be780ba5d1a385107:/progress.c diff --git a/progress.c b/progress.c index 004b5d1b..73ad8389 100644 --- a/progress.c +++ b/progress.c @@ -1,14 +1,51 @@ +/* + * Routines to output progress information during a file transfer. + * + * Copyright (C) 1996-2000 Andrew Tridgell + * Copyright (C) 1996 Paul Mackerras + * Copyright (C) 2001, 2002 Martin Pool + * Copyright (C) 2003-2007 Wayne Davison + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, visit the http://fsf.org website. + */ + #include "rsync.h" -static OFF_T last_ofs; -static struct timeval print_time; -static struct timeval start_time; -static OFF_T start_ofs; +extern struct stats stats; +extern int am_server; + +#define PROGRESS_HISTORY_SECS 5 + +#ifdef GETPGRP_VOID +#define GETPGRP_ARG +#else +#define GETPGRP_ARG 0 +#endif + +struct progress_history { + struct timeval time; + OFF_T ofs; +}; + +static struct progress_history ph_start; +static struct progress_history ph_list[PROGRESS_HISTORY_SECS]; +static int newest_hpos, oldest_hpos; static unsigned long msdiff(struct timeval *t1, struct timeval *t2) { - return (t2->tv_sec - t1->tv_sec) * 1000 - + (t2->tv_usec - t1->tv_usec) / 1000; + return (t2->tv_sec - t1->tv_sec) * 1000L + + (t2->tv_usec - t1->tv_usec) / 1000; } @@ -22,75 +59,118 @@ static unsigned long msdiff(struct timeval *t1, struct timeval *t2) static void rprint_progress(OFF_T ofs, OFF_T size, struct timeval *now, int is_last) { - int pct = (ofs == size) ? 100 : (int)((100.0*ofs)/size); - unsigned long diff = msdiff(&start_time, now); - double rate = diff ? (double) (ofs-start_ofs) * 1000.0 / diff / 1024.0 : 0; - const char *units; - /* If we've finished transferring this file, show the time taken; - * otherwise show expected time to complete. That's kind of - * inconsistent, but people can probably cope. Hopefully we'll - * get more consistent and complete progress reporting soon. -- - * mbp */ - double remain = is_last - ? (double) diff / 1000.0 - : rate ? (double) (size-ofs) / rate / 1000.0 : 0.0; - int remain_h, remain_m, remain_s; - - if (rate > 1024*1024) { - rate /= 1024.0 * 1024.0; - units = "GB/s"; - } else if (rate > 1024) { - rate /= 1024.0; - units = "MB/s"; - } else { - units = "kB/s"; - } - - remain_s = (int) remain % 60; - remain_m = (int) (remain / 60.0) % 60; - remain_h = (int) (remain / 3600.0); - - rprintf(FINFO, "%12.0f %3d%% %7.2f%s %4d:%02d:%02d%s", - (double) ofs, pct, rate, units, - remain_h, remain_m, remain_s, - is_last ? "\n" : "\r"); + char eol[256]; + const char *units; + int pct = ofs == size ? 100 : (int) (100.0 * ofs / size); + unsigned long diff; + double rate, remain; + int remain_h, remain_m, remain_s; + + if (is_last) { + /* Compute stats based on the starting info. */ + if (!ph_start.time.tv_sec + || !(diff = msdiff(&ph_start.time, now))) + diff = 1; + rate = (double) (ofs - ph_start.ofs) * 1000.0 / diff / 1024.0; + /* Switch to total time taken for our last update. */ + remain = (double) diff / 1000.0; + } else { + /* Compute stats based on recent progress. */ + if (!(diff = msdiff(&ph_list[oldest_hpos].time, now))) + diff = 1; + rate = (double) (ofs - ph_list[oldest_hpos].ofs) * 1000.0 + / diff / 1024.0; + remain = rate ? (double) (size - ofs) / rate / 1000.0 : 0.0; + } + + if (rate > 1024*1024) { + rate /= 1024.0 * 1024.0; + units = "GB/s"; + } else if (rate > 1024) { + rate /= 1024.0; + units = "MB/s"; + } else { + units = "kB/s"; + } + + remain_s = (int) remain % 60; + remain_m = (int) (remain / 60.0) % 60; + remain_h = (int) (remain / 3600.0); + + if (is_last) { + snprintf(eol, sizeof eol, " (xfer#%d, to-check=%d/%d)\n", + stats.num_transferred_files, + stats.num_files - stats.current_file_index - 1, + stats.num_files); + } else + strlcpy(eol, "\r", sizeof eol); + rprintf(FCLIENT, "%12s %3d%% %7.2f%s %4d:%02d:%02d%s", + human_num(ofs), pct, rate, units, + remain_h, remain_m, remain_s, eol); } void end_progress(OFF_T size) { - extern int do_progress, am_server; - - if (do_progress && !am_server) { - struct timeval now; - gettimeofday(&now, NULL); - rprint_progress(size, size, &now, True); + if (!am_server) { + struct timeval now; + gettimeofday(&now, NULL); + rprint_progress(size, size, &now, True); } - last_ofs = 0; - start_ofs = 0; - print_time.tv_sec = print_time.tv_usec = 0; - start_time.tv_sec = start_time.tv_usec = 0; + memset(&ph_start, 0, sizeof ph_start); } void show_progress(OFF_T ofs, OFF_T size) { - extern int do_progress, am_server; - struct timeval now; - - gettimeofday(&now, NULL); - - if (!start_time.tv_sec && !start_time.tv_usec) { - start_time.tv_sec = now.tv_sec; - start_time.tv_usec = now.tv_usec; - start_ofs = ofs; - } - - if (do_progress - && !am_server - && ofs > last_ofs + 1000 - && msdiff(&print_time, &now) > 250) { - rprint_progress(ofs, size, &now, False); - last_ofs = ofs; - print_time.tv_sec = now.tv_sec; - print_time.tv_usec = now.tv_usec; + struct timeval now; +#if defined HAVE_GETPGRP && defined HAVE_TCGETPGRP + static pid_t pgrp = -1; + pid_t tc_pgrp; +#endif + + if (am_server) + return; + +#if defined HAVE_GETPGRP && defined HAVE_TCGETPGRP + if (pgrp == -1) + pgrp = getpgrp(GETPGRP_ARG); +#endif + + gettimeofday(&now, NULL); + + if (!ph_start.time.tv_sec) { + int i; + + /* Try to guess the real starting time when the sender started + * to send us data by using the time we last received some data + * in the last file (if it was recent enough). */ + if (msdiff(&ph_list[newest_hpos].time, &now) <= 1500) { + ph_start.time = ph_list[newest_hpos].time; + ph_start.ofs = 0; + } else { + ph_start.time.tv_sec = now.tv_sec; + ph_start.time.tv_usec = now.tv_usec; + ph_start.ofs = ofs; + } + + for (i = 0; i < PROGRESS_HISTORY_SECS; i++) + ph_list[i] = ph_start; + } + else { + if (msdiff(&ph_list[newest_hpos].time, &now) < 1000) + return; + + newest_hpos = oldest_hpos; + oldest_hpos = (oldest_hpos + 1) % PROGRESS_HISTORY_SECS; + ph_list[newest_hpos].time.tv_sec = now.tv_sec; + ph_list[newest_hpos].time.tv_usec = now.tv_usec; + ph_list[newest_hpos].ofs = ofs; } + +#if defined HAVE_GETPGRP && defined HAVE_TCGETPGRP + tc_pgrp = tcgetpgrp(STDOUT_FILENO); + if (tc_pgrp != pgrp && tc_pgrp != -1) + return; +#endif + + rprint_progress(ofs, size, &now, False); }